6493240

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{12487}}^1$

素因数の和:12511

約数の個数: 32

約数和(自身を含む): 15734880

約数和(自身を除く): 9241640

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 12487, 24974, 49948, 62435, 99896, 124870, 162331, 249740, 324662, 499480, 649324, 811655, 1298648, 1623310, 3246620, 6493240]

約数ペア:

[(1, 6493240), (2, 3246620), (4, 1623310), (5, 1298648), (8, 811655), (10, 649324), (13, 499480), (20, 324662), (26, 249740), (40, 162331), (52, 124870), (65, 99896), (104, 62435), (130, 49948), (260, 24974), (520, 12487)]